The lovable Munster family finds their placid world turned into turmoil by the diabolical Dr. Diablo, the mastermind of an art heist using monster robots, including clones of Herman and Grandpa.

Herbie, the Volkswagen Beetle with a mind of its own, is racing in the Monte Carlo Rally. But thieves have hidden a cache of stolen diamonds in Herbie's gas tank, and are now trying to get them back.

Twin brothers -- one rough and tough, the other a city-bred milquetoast -- compete for their father's fortune.

Two rich children devise a way to escape their grandfather and visit their mother. Unfortunately for two hapless safe crackers, they become part of the plan.

The California Atoms are in last place with no hope of moving up. But by switching the mule from team mascot to team member, (He can kick 100 yard field goals!) they start winning, and move up in the rankings, Hurrah! The competition isn't so happy.